Kang Ai Injection does not cure cancer. Kang Ai Injection is a kind of Chinese medicine preparation for cancer treatment, the ingredients are Astragalus, Ginseng, Bitter Ginseng. It has the effect of enhancing human immunity, benefiting qi and supporting righteousness, and can be used in the treatment of primary liver cancer, lung cancer, rectal cancer, malignant lymphoma, gynecological malignant tumors; and chronic hepatitis B with low white blood cell and hypoplasia caused by various reasons. Although it can play a certain anti-cancer effect, but it is difficult to achieve the effect of cancer cure, mostly used as an auxiliary means. And this drug is forbidden to be used in combination with preparations containing quinine. For patients with allergies, the drug should be used with caution. It is recommended that cancer patients receive standardized treatment under the guidance of doctors, and do not blindly use drugs to avoid delaying the condition.